now that cold front will be moving fast. by 1:00 a.m. it is in the east bay and down toward the south bay. behind it these showers will develop at 5:00 a.m., and you will see some wet roadways. sfo might even face some delays due to low ceilings and showers. 9:00 a.m. more showers are moving in. you can see this cold, unstable air will keep the showers going into the late morning hours. south bay, santa cruz mountains, half moon bay, and then a possibility we may even see a little snow coming in as you notice in lake county by tomorrow evening. most of the moisture will have passed by then, but mount hamilton may see a light dusting of snow. rainfall totals are highest in the mountains and it doesn't look tear plea high. quarter inch in north bay mountains and most other areas a 10th to a quarter of an inch through tomorrow night. sierra nevada is under a winter weather advisory until 10:00 p.m. wednesday. 3-7 inches of snow above 4500. could see a few inches down even lower. 10 inches is possible above 7,000 with those gusty winds.